Works! Ars magica 2 works now! http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/1292222-ars-magica-2-version-1-2-0-022-updated-july-27 Is the link to Mithion's forum (The mod owner of ars magica 2)
Install Ars Magica 2 and More
Step 1
Installing a modpack using the Technic Launcher is easy. If you don't already have the launcher downloaded, visit our download page to get the latest version.
Step 2
Type in the modpack name (Ars Magica 2 and More) or paste the following url into the search box.
Step 3
Finally, click Install at the bottom right of the launcher after you select Ars Magica 2 and More from the list on the left. The launcher will handle everything else!